ContourExtremePoint

Finds the contour extreme point.

Syntax

Definition:

HRESULT ContourExtremePoint(
    HRESULT                    hrPrev,
    ITcVnContainer*            ipContour,
    ETcVnExtremePointDirection eDirection,
    TcVnPoint2_LREAL&          aExtremePoint
)

Parameters

Name

Type

Description

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

ipContour

ITcVnContainer*

Source container with 2D points (TcVnPoint2_DINT or TcVnPoint2_REAL or TcVnPoint2_LREAL)

eDirection

ETcVnExtremePointDirection

Selects the search direction for the extreme point

aExtremePoint

TcVnPoint2_LREAL&

Returns the extreme point of the contour, according to eDirection

ContourExtremePoint 1: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1.4024.54 or later

PC or CX (x64) with PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision